1. Preheat oven to 375 degrees Fahrenheit. Grease or line muffin tray.
2. Combine flour, sugar, cocoa, baking soda, cinnamon, and salt in a mixing bowl.
3. Make a well in the center and add vanilla, vinegar, and oil, and gradually stir in the water. Continue stirring until all the ingredients are combined, but don't over mix.
4. Pour into muffin tray, and bake for 20 minutes.
Enjoy.